During the Republic of China, local armed forces such as Mazongshan peace preservation corps, Subei Administrative Police, Subei Administrative Mounted Police and Subei Administrative Self-Defense Corps were established one after another. This foreign army 19 1 Division 573 and 57 1 Regiment also stationed troops in Mazongshan successively.
The Gansu section of the Sino-Mongolian border (Mazongshan section) starts from boundary pillar 487 in the west and ends at boundary pillar 500 in the east, with a total length of 65.438+08km ..1in June, 962, the Gunpoquan frontier workstation (regiment level) in Gansu Province was established. 1963 was reorganized into the China People's Liberation Army, which was subordinate to the Lanzhou Military Region. 1964 65438+ 10 was changed to Hongshishan frontier workstation. 1965 is led by Jiuquan Military Division. 1969 was changed to the army system, and was successively organized into the 3rd Battalion of the 3rd Infantry Regiment, 3rd Independent Regiment and 5th Independent Battalion of Lanzhou Military Region. 1976 was changed to Gansu Military Region Border Battalion, and it was stationed at Mazongshan border post on the border between China and Mongolia for a long time.
Mazongshan land border crossing is located on the Chinese side of the border between China and Mongolia. Approved by the State Council, it started business in September, 1992, and closed down due to foreign-related reasons. Gansu Port Office has repeatedly coordinated with the State Port Office and the Ministry of Foreign Affairs to rebuild the joint inspection building and living facilities, so that Mazongshan Port can be reopened as soon as possible.